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发明名称
Dispositif d'entraînement dans des appareils enregistreurs et reproducteurs du son
摘要
申请公布号
FR1044537(A)
申请公布日期
1953.11.18
申请号
FRD1044537
申请日期
1951.11.07
申请人
PRODUITS PERFECTONE
发明人
分类号
G11B15/34
主分类号
G11B15/34
代理机构
代理人
主权项
地址
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